†family Platycystitidae Parsley and Mintz 1975
Paracrinoidea - Platycystitida - Platycystitidae
Parent taxon: Platycystitida according to T. J. Frest et al. 1979
Sister taxa: Bistomiacystitidae, Malocystitidae
Subtaxa: Canadocystis Platycystitinae
Ecology: stationary epifaunal suspension feeder
Distribution: